An extensive working vocabulary is a prerequisite for test-taking success on the GRE Graduate Record Exam.

GRE word list

reproach	to find fault with, blame
reprobate	morally unprincipled person
repudiate	to reject as having no authority
rescind	to cancel
resolution	determination, resolve
resolve	determination, firmness of purpose
reticent	nor speaking freely, reserved, reluctant
reverent	expressing deep respect, worshipful
riposte	retaliatory action or retort
rococo	excessively ornate
rubric	protocol, title or heading
rue	regret
ruse	trick, crafty stratagem
sage	wise
salacious	lascivious, lustful
salubrious	healthful
salutary	expecting an improvement, favorable to health
sanction	to approve, ratify, permit
sardonic	cynical, scornfully mocking
sartorial	pertaining to tailors
satiate	to satisfy
saturate	imbue througout, soak thoroughly
saturnine	gloomy
satyr	a creature that is half-man, half beast
savor	to enjoy, have a distinctive flavor or smell
schematic	relating to or in the form of an outline
secrete	produce and release substance into organism
sedition	behaviour prompting rebellion
sedulous	diligent, assiduous
seismic	relating to earthquakes
sensual	relating to the senses
sensuous	relating to the senses
sentient	aware, concious, able to preceive
servile	submissive, obedient
sextant	navigation tool that determines latitude and longitude
shard	a piece of broken glass or pottery
sidereal	relating to the stars
simian	apelike, relating to apes
simile	comparison of one thing with another using like or “as”
sinecure	well-paying job that requieres little or no work
singular	unique, extraordinary, odd
sinuous	intricate, complex
skeptic	one who doubts
sobriety	seriousness
sodden	thoroughly soaked, saturated
solicitous	concerned, attentive, eager
soliloquy	literary or dramatic speech by one character
solvent	able to meet financial obligations
somatic	relating to or affecting the body
soporific	sleep producing
sordid	filthy, contemptible and corrupt
specious	seeming to be logical and sound
spectrum	band of color
spendthrift	person who spends money recklessly
sporadic	irregular
squalor	filthy, wretched condition
staccato	marked by abrupt, clear-cut sounds
stanch	to stop or check the flow of
stentorian	extremely loud
stigma	mark of disgrace or inferiority
stint	to be sparing
stipulate	to specify as an essential condition
stolid	having or showing little emotion
stratified	arranged in layers
striated	marked with thin
stricture	something that restrains
strident	loud, harsh, unpleasantly noisy
strut	to swagger, display to impress others
stultify	to impair or reduce to uselessness
stupefy	to dull the senses of, stun, atonish
stygian	dark and gloomy, hellish
subpoena	notice ordering someone to appear in court
subside	to settle down, grow quiet
substantiate	to support with proof or evidence
substantive	essential
subsume	to include, incorporate
subversive	intended to undermine or underthrow
succor	relief, help in time of distress or want
suffrage	the right to vote
sundry	various